Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual rodada tem o Método de Submissão (Single Wing Choke)?
 ###Tabelas: CREATE TABLE former_clubs (former_clubs_id AUTO_INCREMENT PRIMARY KEY, Club VARCHAR, Nickname VARCHAR, Years competed VARCHAR, Home Ground VARCHAR, Premierships VARCHAR) CREATE TABLE mixed_martial_arts_record (mixed_martial_arts_record_id AUTO_INCREMENT PRIMARY KEY, Res. VARCHAR, Record VARCHAR, Opponent VARCHAR, Method VARCHAR, Event VARCHAR, Round INT, Time VARCHAR, Location VARCHAR) CREATE TABLE 1850s (1850s_id AUTO_INCREMENT PRIMARY KEY, Year INT, Number of tropical storms INT, Number of hurricanes INT, Number of major hurricanes INT, Deaths VARCHAR, Strongest storm VARCHAR) CREATE TABLE typical_duplex_scanners (typical_duplex_scanners_id AUTO_INCREMENT PRIMARY KEY, product VARCHAR, dimensions (mm) VARCHAR, dpi INT, pages per minute (color) INT, max page size VARCHAR, interface VARCHAR) CREATE TABLE most_championship_points_in_a_season (most_championship_points_in_a_season_id AUTO_INCREMENT PRIMARY KEY, Driver VARCHAR, Points INT, Season VARCHAR, Races INT, Percentage of possible points VARCHAR)  
SELECT Round FROM mixed_martial_arts_record WHERE Method = submission (single wing choke)